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CM refrigerant recovery/recharge/reclaim machines are widely used in the field of HVAC/R. CM is a comprehensive hi-tech. enterprise specialized in R&D, manufacture, sales of products for HVAC/R industry. CM factory, Nanjing Wonfulay Precision Machinery Company Ltd. is located in Nanjing, China. Ever since our establishment in 1990s, CM dedicates to R&D and manufacturer of refrigerant recovery systems. With our unremitting efforts and more than 20 years of experience